CVE-2020-13778 — rConfig 3

rConfig 3.9.4 and earlier allows authenticated code execution (of system commands) by sending a forged GET request to lib/ajaxHandlers/ajaxAddTemplate.php or lib/ajaxHandlers/ajaxEditTemplate.php.

01What is this vulnerability?

rConfig 3.9.4 and earlier allows authenticated code execution (of system commands) by sending a forged GET request to lib/ajaxHandlers/ajaxAddTemplate.php or lib/ajaxHandlers/ajaxEditTemplate.php.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-10-19T12:54:26.000Z
• Last modified: 2024-08-04T12:25:16.477Z

09References

• cxsecurity.com — https://cxsecurity.com/issue/WLB-2020100091
• github.com — https://github.com/theguly/exploits/blob/master/CVE-2020-13778.py
• theguly.github.io — https://theguly.github.io/2020/09/rconfig-3.9.4-multiple-vulnerabilities/